natural sciences 1

Tools and machines

Tools and machines make work easier.

Tools

We use tools everyday.

scissors

Tools

We use tools everyday.

pliers

Tools

We use tools everyday.

spoon

Tools

We use tools everyday.

spade

Tools

We use tools everyday.

hammer

Tools

We use tools everyday.

hose

Simple machines

A pulley is a simple machine.

pulley

Simple machines

A ramp is a simple machine.

ramp

Simple machines

A wedge is a simple machine.

wedge

Simple machines

A wheel is a simple machine.

wheel

Simple machines

A lever is a simple machine.

lever

Simple machines

A screw is a simple machine.

screw

Complex machines

A computer is a complex machine.

computer

Complex machines

A washing machine is a complex machine.

washing machine

Complex machines

A radio is a complex machine.

radio

Complex machines

A bike is a complex machine.

bike

Complex machines

A telephone is a complex machine.

telephone

Complex machines

A car is a complex machine.

car

Important inventions

Lots of inventions make our lives easier.

television

Important inventions

Lots of inventions make our lives easier.

telephone

Important inventions

Lots of inventions make our lives easier.

wheel

Important inventions

Lots of inventions make our lives easier.

computer

Important inventions

Lots of inventions make our lives easier.

radio

bulb